forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			49 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			49 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: llc < %s -mtriple=thumbv7-none-eabi   -mcpu=cortex-m4 -mattr=-vfp2             | FileCheck %s -check-prefix=CHECK -check-prefix=SOFT
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; RUN: llc < %s -mtriple=thumbv7-none-eabihf -mcpu=cortex-m4 -mattr=+vfp4,-fp64 | FileCheck %s -check-prefix=CHECK -check-prefix=HARD -check-prefix=SP
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; RUN: llc < %s -mtriple=thumbv7-none-eabihf -mcpu=cortex-a8 -mattr=+vfp3             | FileCheck %s -check-prefix=CHECK -check-prefix=HARD -check-prefix=DP
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define float @float_in_reg(float %a, float %b) {
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entry:
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; CHECK-LABEL: float_in_reg:
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; SOFT: mov r0, r1
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; HARD: vmov.f32  s0, s1
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; CHECK-NEXT: bx lr
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  ret float %b
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}
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define double @double_in_reg(double %a, double %b) {
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entry:
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; CHECK-LABEL: double_in_reg:
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; SOFT: mov r1, r3
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; SOFT: mov r0, r2
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; SP: vmov.f32  s0, s2
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; SP: vmov.f32  s1, s3
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; DP: vmov.f64  d0, d1
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; CHECK-NEXT: bx lr
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  ret double %b
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}
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define float @float_on_stack(double %a, double %b, double %c, double %d, double %e, double %f, double %g, double %h, float %i) {
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; CHECK-LABEL: float_on_stack:
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; SOFT: ldr r0, [sp, #48]
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; HARD: vldr s0, [sp]
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; CHECK-NEXT: bx lr
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  ret float %i
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}
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define double @double_on_stack(double %a, double %b, double %c, double %d, double %e, double %f, double %g, double %h, double %i) {
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; CHECK-LABEL: double_on_stack:
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; SOFT: ldrd r0, r1, [sp, #48]
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; HARD: vldr d0, [sp]
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; CHECK-NEXT: bx lr
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  ret double %i
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}
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define double @double_not_split(double %a, double %b, double %c, double %d, double %e, double %f, double %g, float %h, double %i) {
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; CHECK-LABEL: double_not_split:
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; SOFT: ldrd r0, r1, [sp, #48]
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; HARD: vldr d0, [sp]
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; CHECK-NEXT: bx lr
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  ret double %i
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}
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